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34320853 = 723213173
BaseRepresentation
bin1000001011101…
…1000111010101
32101120200100201
42002323013111
532241231403
63223340501
7564502540
oct202730725
971520321
1034320853
1118411846
12b5b1731
1371588c8
1447b5857
15302e21d
hex20bb1d5

34320853 has 8 divisors (see below), whose sum is σ = 40929408. Its totient is φ = 28138704.

The previous prime is 34320851. The next prime is 34320863. The reversal of 34320853 is 35802343.

34320853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34320853 - 21 = 34320851 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34320851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106426 + ... + 106747.

It is an arithmetic number, because the mean of its divisors is an integer number (5116176).

Almost surely, 234320853 is an apocalyptic number.

It is an amenable number.

34320853 is a deficient number, since it is larger than the sum of its proper divisors (6608555).

34320853 is a wasteful number, since it uses less digits than its factorization.

34320853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213203.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 34320853 is about 5858.4002082480. The cubic root of 34320853 is about 324.9770492669.

The spelling of 34320853 in words is "thirty-four million, three hundred twenty thousand, eight hundred fifty-three".

Divisors: 1 7 23 161 213173 1492211 4902979 34320853